 | | Re: NQC release
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Ahh...I shouldn't add comments to anything before my first green tea of the morning. I moved line 56 back to public: and went to line 81 and found private: was already there... 81 private: 82 class Chunk 83 { 84 public: 85 86 const UByte* GetData() (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: NQC release
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(...) I was not sufficiently clear. My apologies. Line 56 needs to remain unchanged: public: Comments, by the way, in C++ are specified by '//' rather than '#'. I say that because it looks like your compiler is complaining about a line (56) that (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: NQC release
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Making progress: I changed the public: to private: in RCX_Image.h and here was the output after I did a `make clean`: [root@aluminum nqc-3.1.r1]# make g++ -o bin/mkdata -Inqc/ -Iplatform/ mkdata/mkdata.cpp nqc/SRecord.cpp bin/mkdata (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: NQC release
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(...) Can you try adding "private:" directly above the declaration of the nested type Chunk in RCX_Image.h? I'd like to confirm that that change fixes the problem. If any more compile errors (or warnings) show up let me know here or via email. (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: NQC release
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Hi John! Thanks for the new release. On my Linux box I get a compile error. uname -a: Linux aluminum 2.6.10-1.770_FC3smp #1 SMP Thu Feb 24 14:20:06 EST 2005 i686 athlon i386 GNU/Linux [root@aluminum nqc-3.1.r1]# make g++ -o bin/mkdata -Inqc/ (...) (20 years ago, 16-Mar-05, to lugnet.robotics.rcx.nqc)
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| | NQC release
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I've released a new version of NQC today (3.1r1). (URL) would be most grateful if a few non-Windows platform folks could download the source release and make sure it builds and functions correctly on your favorite platform. I *think* I fixed all the (...) (20 years ago, 15-Mar-05, to lugnet.robotics.rcx.nqc)
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| | Re: What that displayed on my RCX2.0?
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(...) This is just the datalog display. It indicates, in 25% increments, how full the datalog is. This indicator is totally harmless, and can be ignored. If you want to get rid of it just download and run the following program: task main() { (...) (20 years ago, 15-Mar-05, to lugnet.robotics.rcx, lugnet.robotics)
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| | Northeast Region ROBOLAB Conference
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I don't work for the LEGO Company, but I felt that this announcement should be posted in the official .lego group. -Suz (URL) reposting the announcement of a special event. This conference, at the LEGO Enfield HQ, is a big deal! For those who don't (...) (20 years ago, 14-Mar-05, to lugnet.lego.announce, lugnet.robotics.rcx.robolab, lugnet.robotics, lugnet.events, lugnet.robotics.edu, lugnet.edu, FTX)
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| | Re: power levels clarification
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(...) I couldn't call myself an expert either! In your second way of looking at it, the full voltage and full current are already multiplied to give full power for part of the time. I=(Vcc-Eb)/R Current I, Voltage Vcc, Back EMF Eb and motor (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | Re: problem downloading
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Hi, (...) this means that the class files are in a newer format that Lejos cannot use, so the compiler needs a '-target 1.1' option (with Java 1.5 you may also need '-source 1.2'). It seems your Lejos version is rather old, the current ones put the (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx.java)
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| | Re: power levels clarification
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Hi Mark, (...) is it really true that there is a square law for PWM? Can you explain the reason why this is so? I understand that this is true if you change the voltage (half the voltage gives half the current so a quarter of the power). But I (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | Re: What that displayed on my RCX2.0?
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On Mon, March 14, 2005 5:22 am, Ian Reid said: (...) I believe that means there is some data in the datalog Steve (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics)
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| | Re: What that displayed on my RCX2.0?
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(...) That sounds like the datalog indicator - while RIS doesn't take advantage of it (to my knowledge), the RCX can function as a datalogger - the quarter of the datalog that is being loaded flashes, while the quarters of the datalog that are (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics)
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| | Re: What is that displayed on my RCX2.0?
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I am not sure here - but could that mean that the batteries are seriously low? It would seem likely if they have been sat for a while, as even when powered down there is some residual current usage, and leakage in the RCX. Remember that when (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics)
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| | What that displayed on my RCX2.0?
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G'day, I have been using my RCX 2.0 brick recently after it has been laying idle for a period. I have noticed that there is an extra icon in the display window which is not discussed in the Lego Robotics Invention System 2.0 Constructopedia. I was (...) (20 years ago, 14-Mar-05, to lugnet.robotics.rcx, lugnet.robotics)
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| | RE: Motor port status for Robolab
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Hi Yes, I indeed did try all those steps, but they did not work. I will greatly appreciate it if you could post the individual vi files. Thank you so much in advance! ---...--- -------- Best Regards, Elizabeth Mabrey -----Original Message----- From: (...) (20 years ago, 13-Mar-05, to lugnet.robotics.rcx.robolab)
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| | Re: Motor port status for Robolab
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(...) You ought to be able to just double click on the .llb. If that doesn't work, try opening it from within Robolab. Either use the open command or the select .vi from the tools pallet. If there are still troubles, let me know and I'll post the (...) (20 years ago, 13-Mar-05, to lugnet.robotics.rcx.robolab)
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| | Re: power levels clarification
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(...) Others have explained Pulse Width Modulation. However, if the kids are old enough to understand the difference between linear (straight line) and square law (curving ever upwards) and electrical voltage, resistance and power, you could say (...) (20 years ago, 13-Mar-05, to lugnet.robotics.rcx, lugnet.robotics.rcx.robolab)
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| | Re: explain the definition of the firmware to kids...
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(...) Firmware is the Operating System for the RCX, the way Windows (or whatever) is the OS for your PC. Firmware by itself doesn't do anything, it's just there to run the programs that you write. It's like the trays in the cafeteria that hold your (...) (20 years ago, 13-Mar-05, to lugnet.robotics.rcx.robolab, lugnet.robotics.edu)
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| | RE: Motor port status for Robolab
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Hi, I would love to learn how this is done. I am using Windows OS, how do I extract the vi files from your llb download? Thank you very much in advance! -- Elizabeth -----Original Message----- From: news-gateway@lugnet.com (...) (20 years ago, 13-Mar-05, to lugnet.robotics.rcx.robolab)
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